diff options
| -rw-r--r-- | core/jni/com_android_internal_os_Zygote.cpp | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/core/jni/com_android_internal_os_Zygote.cpp b/core/jni/com_android_internal_os_Zygote.cpp index 9c40a28dfd81..791014305c7a 100644 --- a/core/jni/com_android_internal_os_Zygote.cpp +++ b/core/jni/com_android_internal_os_Zygote.cpp @@ -2256,6 +2256,11 @@ pid_t zygote::ForkCommon(JNIEnv* env, bool is_system_server, const std::vector<int>& fds_to_ignore, bool is_priority_fork, bool purge) { + ATRACE_CALL(); + if (is_priority_fork) { + setpriority(PRIO_PROCESS, 0, PROCESS_PRIORITY_MAX); + } + SetSignalHandlers(); // Curry a failure function. @@ -2341,6 +2346,10 @@ pid_t zygote::ForkCommon(JNIEnv* env, bool is_system_server, // We blocked SIGCHLD prior to a fork, we unblock it here. UnblockSignal(SIGCHLD, fail_fn); + if (is_priority_fork && pid != 0) { + setpriority(PRIO_PROCESS, 0, PROCESS_PRIORITY_DEFAULT); + } + return pid; } @@ -2408,6 +2417,7 @@ static jint com_android_internal_os_Zygote_nativeForkSystemServer( JNIEnv* env, jclass, uid_t uid, gid_t gid, jintArray gids, jint runtime_flags, jobjectArray rlimits, jlong permitted_capabilities, jlong effective_capabilities) { + ATRACE_CALL(); std::vector<int> fds_to_close(MakeUsapPipeReadFDVector()), fds_to_ignore(fds_to_close); @@ -2483,6 +2493,7 @@ static jint com_android_internal_os_Zygote_nativeForkApp(JNIEnv* env, jintArray managed_session_socket_fds, jboolean args_known, jboolean is_priority_fork) { + ATRACE_CALL(); std::vector<int> session_socket_fds = ExtractJIntArray(env, "USAP", nullptr, managed_session_socket_fds) .value_or(std::vector<int>()); @@ -2498,6 +2509,7 @@ int zygote::forkApp(JNIEnv* env, bool args_known, bool is_priority_fork, bool purge) { + ATRACE_CALL(); std::vector<int> fds_to_close(MakeUsapPipeReadFDVector()), fds_to_ignore(fds_to_close); |